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Additional improvements for gblinear (#3134)

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* fix rebase conflict

* [core] additional gblinear improvements

* [R] callback for gblinear coefficients history

* force eta=1 for gblinear python tests

* add top_k to GreedyFeatureSelector

* set eta=1 in shotgun test

* [core] fix SparsePage processing in gblinear; col-wise multithreading in greedy updater

* set sorted flag within TryInitColData

* gblinear tests: use scale, add external memory test

* fix multiclass for greedy updater

* fix whitespace

* fix typo
This commit is contained in:
Vadim Khotilovich
2018-03-13 01:27:13 -05:00
committed by GitHub
parent a1b48afa41
commit 706be4e5d4
18 changed files with 750 additions and 260 deletions
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R-package/R/xgboost.R
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@@ -81,6 +81,8 @@ NULL
#' @importFrom Matrix colSums
#' @importFrom Matrix sparse.model.matrix
#' @importFrom Matrix sparseVector
#' @importFrom Matrix sparseMatrix
#' @importFrom Matrix t
#' @importFrom data.table data.table
#' @importFrom data.table is.data.table
#' @importFrom data.table as.data.table